Round-topped helmet cover



FIG. 1 is a perspective view of a round-topped helmet cover showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof, the right side thereof being a mirror image of the left side thereof; and,

FIG. 5 is a front end elevation view thereof, the rear end thereof being a mirror image of the front end thereof. 

The ornamental design for a round-topped helmet cover, as shown. 